$100 Cheap American Airlines flights Raleigh (RDU) to Houston (IAH)

Landing cheap one-way American Airlines flights from RDU to IAH from $100 on Expedia is simple — just filter by “Price (lowest to highest).” Or check out our budget-friendly round-trip fares from $199 for your next exciting getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Browse for round-trip or one-way flights to Houston in November or February. You could find a cheap fare with American Airlines during these quieter months.

For cheap American Airlines fares from Raleigh - Durham Intl. Airport (RDU) to George Bush Intercontinental Airport (IAH), start searching one to three months before your planned departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also influence how much you pay. Sunday is usually the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Select our “Nonstop” filter when browsing for direct American Airlines flights from RDU to IAH. You can also compare other carriers offering the same direct route.

To find the earliest departure from RDU to IAH with American Airlines, sort your results by “Early Morning” and “Morning.” Choosing an early flight generally means cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Catch an American Airlines flight from Raleigh - Durham Intl. Airport (RDU) to Houston, and you’ll most likely touch down at George Bush Intercontinental Airport (IAH). This is the airline’s primary hub here.

Changes are usually free within 24 hours of making a booking, but your airline may charge a fee after that. For further information about modifying your flights, head to your “Trips,” select your flight and click on “Manage Booking.” If you’d like the flexibility to change your plans without extra charges, apply the “No cancel fee” or “Changes included” filter when planning your next break.